Copper powder
Cantidad : 500TONS Precio : 3.8USD/KG
PROPERTIES
Dendritic light rosy powder,easily oxidizedle in the moist air and soluble in heated sulfuric acid or nitric acid.
High purity, dendritic shape powder,high electrical and thermal conductivity.
APPLICATION
Widely used in diamond tools, carbon brushes, friction materials, P/M products and abrasive materials,pastes, electrical and electronic applications.
STANDARD SPECIFICATION
|
CHEMICAL COMPONENT % |
|||
|
Cu |
≥ 99.7 |
||
|
Pb |
< 0.005 |
O |
< 0.15 |
|
S |
< 0.004 |
Fe |
< 0.020 |
|
Zn |
< 0.004 |
Ni |
< 0.003 |
|
Sn |
<0.004</p> |
H2O |
< 0.055 |
|
Hydrogen loss |
<0.15</p> |
Acid insoluble |
< 0.05 |
CNPC-Cu200
|
PHYSICAL CHARACTER |
|||
|
+ 325 mesh (%) |
0-5 |
Appaeren Density (g/cm3) |
1.2-1.9 |
|
-325 mesh (%) |
95-100 |
|
|
CNPC-Cu300
|
PHYSICAL CHARACTER |
|||
|
+ 200 mesh (%) |
0-5 |
Appaeren Density (g/cm3) |
1.5-2.0 |
|
+ 325 mesh (%) |
10-15 |
-325 mesh (%) |
80-90 |
ATOMIZED COPPER POWDER
APPLICATION
Widely used in diamond tools, carbon brushes, friction materials, P/M products and abrasive materials, pastes, electrical and electronic applications
STANDARD SPECIFICATION
|
Cu |
Pb |
As |
Fe |
Sb |
HL |
Apparent Density |
|
99.7 |
0.05 |
0.005 |
0.02 |
0.01 |
0.15 |
2.2-.5.5g/cm3 |
Sieving(mesh) 80mesh, 100mesh, 200mesh, 300mesh,325mesh,400mesh
COPPER ALLOY POWDER (BRONZE AND BRASS)
APPLICATION
Widely used in P/M oil-retaining bearings, diamond tools, filters, P/M products, bushing materials, pastes, electrical and electronic applications etc.
STANDARD SPECIFICATION
|
Composition |
Cu% |
Sn% |
Zn% |
Pb% |
Apparent density |
Hall flow s/50g |
Particle size mesh |
|
Cu85Sn6Zn6Pb3 |
83-86 |
5-7 |
5-7 |
2-4 |
2.5-4.5 |
35-40 |
-200,-300 |
|
Cu80Sn10Pb10 |
79-81 |
9-11 |
|
9-11 |
3.5-5.0 |
20-30 |
-100,-200 |
|
Cu80Zn20 |
79-81 |
|
|
19-21 |
2.0-4.5 |
30-35 |
-200 |
|
Cu90Sn10 |
89-91 |
9-11 |
|
|
2.5-4.5 |
20-35 |
-200,-300 |
|
Cu85Sn15 |
84-86 |
14-16 |
|
|
2.5-4.5 |
20-35 |
-200,-300 |
|
Cu80Sn20 |
79-81 |
19-21 |
|
|
3.0-5.0 |
20-35 |
-200,-300 |
we could make to your order
PACKING AND STORAGE
Iron barrel or plastic bag package.
Carefully keep away from moist and damp.Store in dry and ventilating place.
Persona a contactar : Rosy Luo, 8602169005580
Buen trato: comprar del vendedor
Por favor, lea nuestras condiciones de uso. También puede visitar nuestras preguntas frecuentes y ver nuestra información sobre los riesgos relacionados con la falsificación.
|
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